Comparison

ISM CPSM vs Pocket Prep Professional 2026

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ISM CPSM

Prepare for CPSM certification exams with a comprehensive digital learning system. Features include diagnostic practice exams, customized study plans, over 700 practice questions, progress tracking, and gamified learning with leaderboards. Access study materials anytime, anywhere.

Highlights
  • Diagnostic practice exams
  • Customized study plans
  • Over 700 practice questions
  • Progress tracking dashboards
  • Digital flash cards
  • Knowledge testing games
  • Study guides and glossary
Features
Read full description

The CPSM® Learning System is the comprehensive digital solution to prepare for all three CPSM Certification exams (Supply Management Core, Supply Management Integration, and Leadership and Transformation in Supply Management.) The system will provide: - Diagnostic practice exams with instant results - A customized study plan based on your exam dates and practice exam results, rooted in two different styles: o Structured study plan with a linear progression by task o Adaptive study plan with a pareto-based progression by task - Over 700 practice questions to develop your understanding - Dashboards to track progress and analyze problem areas - Visual study materials such as digital flash cards - Multiple games with community leaderboards to test your knowledge against other learners - Study Guides, Professional Series and access to the ISM Glossary Download the CPSM Learning System app and get access to your study materials anytime, anywhere.

About

Pocket Prep Professional 2026

Prepare for professional certification exams with thousands of practice questions and mock exams. Tailor your study with various modes and track your progress to build confidence for exam day.

Highlights
  • Thousands of practice questions
  • Expert-written and exam-aligned content
  • Full-length mock exams
  • Variety of study modes
  • Performance analytics
  • Pass Guarantee
Features
Read full description

Unlock thousands of Professional certification exam practice questions and mock exams for the PMI PMP, PMI CAPM, SHRM-CP, HRCI PHR, and more with Pocket Prep, the largest provider of mobile test prep for professional certifications. Whether at home or on the go, reinforce key concepts and improve retention to pass your exam confidently on the first try. Since 2011, thousands of professionals have trusted Pocket Prep to help them succeed on their certification exams. Our questions are crafted by experts and aligned with official exam blueprints, ensuring you're always studying the most relevant, up-to-date content. Pocket Prep will help you feel confident and prepared for exam day. - 22,000+ Practice Questions: Expert-written, exam-like questions with detailed explanations, including textbook references used by educators. - Mock Exams: Simulate the test day experience with full-length mock exams to help build your confidence and readiness. - A Variety of Study Modes: Tailor your study sessions with quiz modes like Quick 10, Level Up, and Weakest Subject. - Performance Analytics: Track your progress, identify weak areas, and compare your scores with your peers. Prep for 21 Professional certification exams, including: - 1,630 APICS® CPIM practice questions - 1,000 APICS® CSCP practice questions - 650 ASQ® CSSBB practice questions - 1,000 ASQ® CSSGB practice questions - 1,300 BCSP ASP® practice questions - 400 BCSP CHST® practice questions - 1,300 BCSP CSP® practice questions - 1,000 EIC CMP practice questions - 500 HRCI aPHR® practice questions - 1,500 HRCI PHR® practice questions - 1,200 HRCI SPHR® practice questions - 2,000 PMI CAPM® practice questions - 2,000 PMI PMP® practice questions - 500 PMI-ACP® practice questions - 500 PMI-PBA® practice questions - 500 PMI-RMP® practice questions - 1,600 SHRM-CP® practice questions - 810 SHRM-SCP® practice questions - 300 USGBC® LEED AP BD+C practice questions - 300 USGBC® LEED AP ID+C practice questions - 1,000 USGBC® LEED Green Associate™ practice questions Begin Your Certification Journey for FREE* Try for free and access 30–80* free practice questions across 3 study modes – Question of the Day, Quick 10, and Timed Quiz. Upgrade to Premium for: - Full access to all 21 Professional exams, featuring thousands of practice questions - All advanced study modes, including Build Your Own Quiz, Missed Question Quiz, and Level Up - Full-length mock exams to ensure exam-day success - Our Pass Guarantee Choose the plan that fits your goals: - 1 Month: $20.99 billed monthly - 3 Months: $49.99 billed every 3 months - 12 Months: $124.99 billed annually Trusted by thousands of professionals. Here's what our members say: "This app is the sole reason I passed my SHRM-CP®. Would recommend to anyone!" "I was able to walk into the testing center with the confidence that I would be able to pass! Pocket Prep helped me reinforce the concepts from my studies using the APICS learning system." "Absolute game-changer! This app is the single reason I passed my CAPM exam today. I went into the exam feeling so prepared and confident, all because of the preparation I had. I would recommend this app to anyone taking a certification exam." "I’ve utilized Pocket Prep premium to study for the ASP and CSP for roughly 3 months and passed both exams on the first attempt. I highly recommend Pocket Prep." --- LEGAL For more information on our Terms of Use and Privacy Policy, please visit the following websites: https://www.pocketprep.com/terms-of-service/ https://www.pocketprep.com/privacy-policy/

Screenshots

ISM CPSM1 screens
Pocket Prep Professional 20264 screens

Verdict

The call

The clearest difference is review sentiment: Pocket Prep Professional 2026 at 83% against ISM CPSM's 8%. Pocket Prep Professional 2026 also leads on rating (4.8 vs 1.9) and update cadence (every 3 weeks vs every 30 months). ISM CPSM's advantage is in-app purchases (none vs 6) and iOS requirement (8.2 vs 18.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Pocket Prep Professional 2026 sells 6 in-app purchases, starting at $20.99 per month. ISM CPSM asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pocket Prep Professional 2026 holds the better App Store score, 4.8 against 1.9. That said, the two scores are not equally well evidenced: Pocket Prep Professional 2026 has 7K ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 8% of ISM CPSM's written reviews are positive against 83% of Pocket Prep Professional 2026's.

UpkeepUpdate frequency

ISM CPSM ships an update every 30 months, Pocket Prep Professional 2026 every 3 weeks. The most recent releases landed on November 2, 2026 and November 9, 2026 respectively.

Scorecard7 real differences · 3 level
ISM CPSM versus Pocket Prep Professional 2026: the parameters behind the verdict, then further details
ParameterISM CPSMPocket Prep Professional 2026
PriceFreeFree
Rating1.9 (21 ratings)4.8 (7K ratings) — better
Positive reviews7.7% of reviews82.7% of reviews — better
Number of ratings217K — better
Update frequencyEvery 30 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.2 — better18.0
Further details — not scored
Size17 MB96 MB
Age rating4+12+
DeveloperInstitute For Supply Management Inc.Pocket Prep, Inc.

Customer experience

ISM CPSM

All ratings17 ratings
Positive23.5%
Neutral5.9%
Negative70.6%
Written reviews13 reviews
Positive7.7%
Neutral7.7%
Negative84.6%

Pocket Prep Professional 2026

All ratings7,041 ratings
Positive96.9%
Neutral1.5%
Negative1.5%
Written reviews266 reviews
Positive82.7%
Neutral4.9%
Negative12.4%

Bugs and requests

ISM CPSM

Not enough reviews yet to summarise bugs or requests.

Pocket Prep Professional 2026

Reported bugs

2 issues
  • Networking issues and app crashes
  • Sync issues between devices

Requested features

4 requests
  • Randomize multiple-choice options
  • Improve question quality and accuracy
  • Add more situational and application-based questions
  • Provide option to purchase access to individual exams

In-app purchases

None

ISM CPSM

No in-app purchases

6 purchases

Pocket Prep Professional 2026

Subscriptions6
  • Premium Professional Monthly$20.991 Month
  • Premium Professional Monthly3 Days trial$49.991 Month
  • Premium Professional Quarterly3 Days trial$49.993 Months
Show 3 more
  • Premium Professional Quarterly$49.993 Months
  • Premium Professional Yearly3 Days trial$124.991 Year
  • Premium Professional Yearly$124.991 Year

Questions

Is ISM CPSM free?
ISM CPSM is free to download, with no in-app purchases.
Is Pocket Prep Professional 2026 free?
Pocket Prep Professional 2026 is free to download, with in-app purchases available.
Which has better reviews, ISM CPSM or Pocket Prep Professional 2026?
Pocket Prep Professional 2026 is rated higher. ISM CPSM averages 1.9 out of 5 from 21 ratings, while Pocket Prep Professional 2026 averages 4.8 from 7K ratings.
Do ISM CPSM or Pocket Prep Professional 2026 have ads?
Neither ISM CPSM nor Pocket Prep Professional 2026 shows ads.
Which is updated more often, ISM CPSM or Pocket Prep Professional 2026?
ISM CPSM ships an update every 30 months, and Pocket Prep Professional 2026 every 3 weeks. Most recently, ISM CPSM was updated on November 2, 2026 and Pocket Prep Professional 2026 on November 9, 2026.

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